On enter

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Teleporter : MonoBehaviour {

    public Vector3 Teleport_to;

    private void OnTriggerEnter(Collider other)
    {
        if(other.gameObject.tag == "Player")
        {

                other.transform.position = Teleport_to;

        }
    }
}